Home / 2,074,658.20-3,111,987.30-654,857.80

Finding the Fourth Proportional to 2,074,658.20, 3,111,987.30 and 654,857.80

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Solution

The fourth proportional to 2,074,658.20, 3,111,987.30 and 654,857.80 is: 982,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074,658.20 : 3,111,987.30 = 654,857.80 : x
  2. Step 2: Convert to fraction form
    2,074,658.20/3,111,987.30 = 654,857.80/x
  3. Step 3: Cross multiply
    2,074,658.20x = 3,111,987.30 × 654,857.80
  4. Step 4: Simplify right side
    2,074,658.20x = 2,037,909,156,905.94
  5. Step 5: Solve for x
    x = 2,037,909,156,905.94/2,074,658.20
  6. Step 6: Final answer
    x = 982,286.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.